;简单程序实现加法运算，没有输入输出
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DATA SEGMENT USE16
	SUM DB ?
DATA ENDS

CODE SEGMENT USE16
      ASSUME CS:CODE,DS:DATA

START:
	MOV  AX,DATA
	MOV  DS,AX
    MOV  AL, 4H
	ADD  AL,52H
	MOV  SUM,AL
	MOV  AH,4CH
	INT  21H
CODE  ENDS
END   START
